namespace PDUConverter
{
    /// <summary>
    /// Represents a common interface for messages to return their relevant
    /// timestamp.
    /// </summary>
    public interface ITimestamp
    {
        /// <summary>
        /// Returns the relevant timestamp.
        /// </summary>
        /// <returns>A SmsTimestamp structure representing the relevant message timestamp.</returns>
        SmsTimestamp GetTimestamp();
    }
}